Ink cartridge



FIG. 1 is a front, top, and left side perspective view of an ink cartridge showing our new design;

FIG. 2 is a rear, bottom, and right side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a left side view thereof; and,

FIG. 9 is a front, top, and left side perspective view of a further embodiment that is the same as the embodiment of FIG. 1 except for the addition of a logo.

The features shown in broken lines in the drawings depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for an ink cartridge, as shown and described. 